package try_;

/**
 * @author 徐州城
 * @version 1.0
 */
public class TryCatchExercise03 {
    public static int method() {
        int i = 1;
        try {
            i++; //i=2
            String[] names = new String[3];
            if (names[1].equals("tome")) { //空指针异常
                System.out.println(names[1]);
            }else{
                names[3] = "xzc"; //索引越界
            }
            return 1;
        }catch (ArrayIndexOutOfBoundsException e){
            return 2;
        }catch (NullPointerException e){
            return ++i; //i=3 => 保存临时变量 temp = 3;
        }finally {
            ++i; //i=4
            System.out.println("i=" + i);
        }
    }

    public static void main(String[] args) {
        System.out.println(method());
    }
}
